/* 顶部背景 start */
.top-bg {
  position: relative;
  top: 0rpx;
  left: 0rpx;
  width: 100%;
  height: 350rpx;
  background-size: 100% auto;

  &::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(0deg,
        rgba(0, 0, 0, 0.4) 0%,
        rgba(0, 0, 0, 0) 100%);
    z-index: 1;
  }
}
/* 顶部背景 end */

  /* 页面内容 start */
  .ecology-wrapper {
    position: relative;
    width: 100%;
    padding: 0rpx 30rpx 0rpx 30rpx;

    /* 话题列表 start */
    .topic {
      .topic-list {
        margin-top: 40rpx;

        .list-item {
          padding: 20rpx;
          border-radius: 8rpx;

          .top {
            display: flex;
            align-items: center;
            justify-content: space-between;

            .list-info {
              display: flex;
              align-items: center;

              .icon {
                color: #ffa929;
                font-size: 38rpx;
                display: flex;
              }

              .title {
                font-size: 28rpx;
                font-weight: bold;
                margin-left: 12rpx;
              }
            }
          }

          .item-desc {
            font-size: 22rpx;
            margin-top: 16rpx;
            color: var(--tn-color-gray-dark);
          }

          &+.list-item {
            margin-top: 20rpx;
          }
        }
      }
    }

    /* 话题列表 end */
  }

  /* 页面内容 end */